Home / 1,012,537.92-1,518,808.35-413,499.08

Finding the Fourth Proportional to 1,012,537.92, 1,518,808.35 and 413,499.08

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Solution

The fourth proportional to 1,012,537.92, 1,518,808.35 and 413,499.08 is: 620,249.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,012,537.92 : 1,518,808.35 = 413,499.08 : x
  2. Step 2: Convert to fraction form
    1,012,537.92/1,518,808.35 = 413,499.08/x
  3. Step 3: Cross multiply
    1,012,537.92x = 1,518,808.35 × 413,499.08
  4. Step 4: Simplify right side
    1,012,537.92x = 628,025,855,421.32
  5. Step 5: Solve for x
    x = 628,025,855,421.32/1,012,537.92
  6. Step 6: Final answer
    x = 620,249.22

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.